mac80211: selective throughput LED trigger active

The throughput LED trigger was always active when
the radio was enabled. In most cases that's likely
the desired behaviour, but iwlwifi requires it to
be only active when one of the virtual interfaces
is actually "connected" in some way.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 40a93d5..479c35e 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1863,13 +1863,26 @@
 	int blink_time;
 };
 
+/**
+ * enum ieee80211_tpt_led_trigger_flags - throughput trigger flags
+ * @IEEE80211_TPT_LEDTRIG_FL_RADIO: enable blinking with radio
+ * @IEEE80211_TPT_LEDTRIG_FL_WORK: enable blinking when working
+ * @IEEE80211_TPT_LEDTRIG_FL_CONNECTED: enable blinking when at least one
+ *	interface is connected in some way, including being an AP
+ */
+enum ieee80211_tpt_led_trigger_flags {
+	IEEE80211_TPT_LEDTRIG_FL_RADIO		= BIT(0),
+	IEEE80211_TPT_LEDTRIG_FL_WORK		= BIT(1),
+	IEEE80211_TPT_LEDTRIG_FL_CONNECTED	= BIT(2),
+};
+
 #ifdef CONFIG_MAC80211_LEDS
 extern char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw);
 extern char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw);
 extern char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw);
 extern char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw);
 extern char *__ieee80211_create_tpt_led_trigger(
-				struct ieee80211_hw *hw,
+				struct ieee80211_hw *hw, unsigned int flags,
 				const struct ieee80211_tpt_blink *blink_table,
 				unsigned int blink_table_len);
 #endif
@@ -1952,6 +1965,7 @@
 /**
  * ieee80211_create_tpt_led_trigger - create throughput LED trigger
  * @hw: the hardware to create the trigger for
+ * @flags: trigger flags, see &enum ieee80211_tpt_led_trigger_flags
  * @blink_table: the blink table -- needs to be ordered by throughput
  * @blink_table_len: size of the blink table
  *
@@ -1960,12 +1974,12 @@
  * This function must be called before ieee80211_register_hw().
  */
 static inline char *
-ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw,
+ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, unsigned int flags,
 				 const struct ieee80211_tpt_blink *blink_table,
 				 unsigned int blink_table_len)
 {
 #ifdef CONFIG_MAC80211_LEDS
-	return __ieee80211_create_tpt_led_trigger(hw, blink_table,
+	return __ieee80211_create_tpt_led_trigger(hw, flags, blink_table,
 						  blink_table_len);
 #else
 	return NULL;